Home / 110,268.81-165,342.74-51,071.85

Finding the Fourth Proportional to 110,268.81, 165,342.74 and 51,071.85

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Solution

The fourth proportional to 110,268.81, 165,342.74 and 51,071.85 is: 76,579.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,268.81 : 165,342.74 = 51,071.85 : x
  2. Step 2: Convert to fraction form
    110,268.81/165,342.74 = 51,071.85/x
  3. Step 3: Cross multiply
    110,268.81x = 165,342.74 × 51,071.85
  4. Step 4: Simplify right side
    110,268.81x = 8,444,359,360.51
  5. Step 5: Solve for x
    x = 8,444,359,360.51/110,268.81
  6. Step 6: Final answer
    x = 76,579.76

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.